Home / 9,813.10-14,694.73-5,425.75

Finding the Fourth Proportional to 9,813.10, 14,694.73 and 5,425.75

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Solution

The fourth proportional to 9,813.10, 14,694.73 and 5,425.75 is: 8,124.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,813.10 : 14,694.73 = 5,425.75 : x
  2. Step 2: Convert to fraction form
    9,813.10/14,694.73 = 5,425.75/x
  3. Step 3: Cross multiply
    9,813.10x = 14,694.73 × 5,425.75
  4. Step 4: Simplify right side
    9,813.10x = 79,729,931.30
  5. Step 5: Solve for x
    x = 79,729,931.30/9,813.10
  6. Step 6: Final answer
    x = 8,124.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.